Doxycycline is one of the strongest photosensitizers, and phototoxicity is reportedly linked to lumidoxycycline, [2] one of its photoproducts. The pathogenesis of drug-related nail disorders is ...

We worked with dermatologists to find the best acne treatments. Our top picks include prescription tretinoin cream and oral antibiotics as well as OTC salicylic acid toners and niacinamide serums ...